-77.58% is the change from 611 to 137
Calculation steps:
[( 137 - 611 ) ÷ 611] x 100 = -77.58%
Formula
Percentage change = [(137 - 611) / 611] x 100
Subtract the new number by the original number
137 - 611 = -474
-474 ÷ 611 = -0.7757774140752864
-0.7757774140752864 x 100 = -77.58%